Live your dreams and walk like a rockstar with our Green EL Wire Slotted Shades. Our Green El Wire Slotted sunglasses are designed with lined bright green el wires for a funky and cool look. With the easy switch button lets, you change to different light modes: fast flash, slow flash, and constant on. Shades are sound activated, just turn on the other button on the battery pack. Watch the lights reacts to sound or music. Perfect for birthdays, concerts, and any night events. Also ideal as gifts, prizes, and party favors. 2 AAA batteries are needed but not included.